From 4b87dc4c9729aaa77737d2f20c255231f4edb526 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Fri, 24 Jan 2014 10:48:58 +0100 Subject: spice: fix simple display surface handling Signed-off-by: Gerd Hoffmann --- ui/spice-display.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) (limited to 'ui') diff --git a/ui/spice-display.c b/ui/spice-display.c index 9bb42f1461..2a1fbda7bc 100644 --- a/ui/spice-display.c +++ b/ui/spice-display.c @@ -354,6 +354,7 @@ void qemu_spice_display_switch(SimpleSpiceDisplay *ssd, DisplaySurface *surface) { SimpleSpiceUpdate *update; + bool need_destroy; dprint(1, "%s/%d:\n", __func__, ssd->qxl.id); @@ -366,14 +367,19 @@ void qemu_spice_display_switch(SimpleSpiceDisplay *ssd, } qemu_mutex_lock(&ssd->lock); + need_destroy = (ssd->ds != NULL); ssd->ds = surface; while ((update = QTAILQ_FIRST(&ssd->updates)) != NULL) { QTAILQ_REMOVE(&ssd->updates, update, next); qemu_spice_destroy_update(ssd, update); } qemu_mutex_unlock(&ssd->lock); - qemu_spice_destroy_host_primary(ssd); - qemu_spice_create_host_primary(ssd); + if (need_destroy) { + qemu_spice_destroy_host_primary(ssd); + } + if (ssd->ds) { + qemu_spice_create_host_primary(ssd); + } memset(&ssd->dirty, 0, sizeof(ssd->dirty)); ssd->notify++; @@ -610,8 +616,6 @@ static void qemu_spice_display_init_one(QemuConsole *con) ssd->dcl.ops = &display_listener_ops; ssd->dcl.con = con; register_displaychangelistener(&ssd->dcl); - - qemu_spice_create_host_primary(ssd); } void qemu_spice_display_init(void) -- cgit v1.2.1